nodelist.c 5.6 KB

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  1. /*
  2. +----------------------------------------------------------------------+
  3. | PHP Version 7 |
  4. +----------------------------------------------------------------------+
  5. | Copyright (c) 1997-2018 The PHP Group |
  6. +----------------------------------------------------------------------+
  7. | This source file is subject to version 3.01 of the PHP license, |
  8. | that is bundled with this package in the file LICENSE, and is |
  9. | available through the world-wide-web at the following url: |
  10. | http://www.php.net/license/3_01.txt |
  11. | If you did not receive a copy of the PHP license and are unable to |
  12. | obtain it through the world-wide-web, please send a note to |
  13. | license@php.net so we can mail you a copy immediately. |
  14. +----------------------------------------------------------------------+
  15. | Authors: Christian Stocker <chregu@php.net> |
  16. | Rob Richards <rrichards@php.net> |
  17. +----------------------------------------------------------------------+
  18. */
  19. #ifdef HAVE_CONFIG_H
  20. #include "config.h"
  21. #endif
  22. #include "php.h"
  23. #if HAVE_LIBXML && HAVE_DOM
  24. #include "php_dom.h"
  25. /* {{{ arginfo */
  26. ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_nodelist_item, 0, 0, 1)
  27. ZEND_ARG_INFO(0, index)
  28. ZEND_END_ARG_INFO();
  29. /* }}} */
  30. /* {{{ arginfo */
  31. ZEND_BEGIN_ARG_INFO_EX(arginfo_dom_nodelist_count, 0, 0, 0)
  32. ZEND_END_ARG_INFO();
  33. /* }}} */
  34. /*
  35. * class DOMNodeList
  36. *
  37. * URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-536297177
  38. * Since:
  39. */
  40. const zend_function_entry php_dom_nodelist_class_functions[] = {
  41. PHP_FALIAS(item, dom_nodelist_item, arginfo_dom_nodelist_item)
  42. PHP_FALIAS(count, dom_nodelist_count, arginfo_dom_nodelist_count)
  43. PHP_FE_END
  44. };
  45. /* {{{ length int
  46. readonly=yes
  47. URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-203510337
  48. Since:
  49. */
  50. int dom_nodelist_length_read(dom_object *obj, zval *retval)
  51. {
  52. dom_nnodemap_object *objmap;
  53. xmlNodePtr nodep, curnode;
  54. int count = 0;
  55. HashTable *nodeht;
  56. objmap = (dom_nnodemap_object *)obj->ptr;
  57. if (objmap != NULL) {
  58. if (objmap->ht) {
  59. count = xmlHashSize(objmap->ht);
  60. } else {
  61. if (objmap->nodetype == DOM_NODESET) {
  62. nodeht = HASH_OF(&objmap->baseobj_zv);
  63. count = zend_hash_num_elements(nodeht);
  64. } else {
  65. nodep = dom_object_get_node(objmap->baseobj);
  66. if (nodep) {
  67. if (objmap->nodetype == XML_ATTRIBUTE_NODE || objmap->nodetype == XML_ELEMENT_NODE) {
  68. curnode = nodep->children;
  69. if (curnode) {
  70. count++;
  71. while (curnode->next != NULL) {
  72. count++;
  73. curnode = curnode->next;
  74. }
  75. }
  76. } else {
  77. if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
  78. nodep = xmlDocGetRootElement((xmlDoc *) nodep);
  79. } else {
  80. nodep = nodep->children;
  81. }
  82. curnode = dom_get_elements_by_tag_name_ns_raw(
  83. nodep, (char *) objmap->ns, (char *) objmap->local, &count, -1);
  84. }
  85. }
  86. }
  87. }
  88. }
  89. ZVAL_LONG(retval, count);
  90. return SUCCESS;
  91. }
  92. /* {{{ proto int|bool dom_nodelist_count();
  93. */
  94. PHP_FUNCTION(dom_nodelist_count)
  95. {
  96. zval *id;
  97. dom_object *intern;
  98. if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "O", &id, dom_nodelist_class_entry) == FAILURE) {
  99. return;
  100. }
  101. intern = Z_DOMOBJ_P(id);
  102. if(dom_nodelist_length_read(intern, return_value) == FAILURE) {
  103. RETURN_FALSE;
  104. }
  105. }
  106. /* }}} end dom_nodelist_count */
  107. /* }}} */
  108. /* {{{ proto DOMNode dom_nodelist_item(int index);
  109. URL: http://www.w3.org/TR/2003/WD-DOM-Level-3-Core-20030226/DOM3-Core.html#ID-844377136
  110. Since:
  111. */
  112. PHP_FUNCTION(dom_nodelist_item)
  113. {
  114. zval *id;
  115. zend_long index;
  116. int ret;
  117. dom_object *intern;
  118. xmlNodePtr itemnode = NULL;
  119. dom_nnodemap_object *objmap;
  120. xmlNodePtr nodep, curnode;
  121. int count = 0;
  122. if (zend_parse_method_parameters(ZEND_NUM_ARGS(), getThis(), "Ol", &id, dom_nodelist_class_entry, &index) == FAILURE) {
  123. return;
  124. }
  125. if (index >= 0) {
  126. intern = Z_DOMOBJ_P(id);
  127. objmap = (dom_nnodemap_object *)intern->ptr;
  128. if (objmap != NULL) {
  129. if (objmap->ht) {
  130. if (objmap->nodetype == XML_ENTITY_NODE) {
  131. itemnode = php_dom_libxml_hash_iter(objmap->ht, index);
  132. } else {
  133. itemnode = php_dom_libxml_notation_iter(objmap->ht, index);
  134. }
  135. } else {
  136. if (objmap->nodetype == DOM_NODESET) {
  137. HashTable *nodeht = HASH_OF(&objmap->baseobj_zv);
  138. zval *entry = zend_hash_index_find(nodeht, index);
  139. if (entry) {
  140. ZVAL_COPY(return_value, entry);
  141. return;
  142. }
  143. } else if (objmap->baseobj) {
  144. nodep = dom_object_get_node(objmap->baseobj);
  145. if (nodep) {
  146. if (objmap->nodetype == XML_ATTRIBUTE_NODE || objmap->nodetype == XML_ELEMENT_NODE) {
  147. curnode = nodep->children;
  148. while (count < index && curnode != NULL) {
  149. count++;
  150. curnode = curnode->next;
  151. }
  152. itemnode = curnode;
  153. } else {
  154. if (nodep->type == XML_DOCUMENT_NODE || nodep->type == XML_HTML_DOCUMENT_NODE) {
  155. nodep = xmlDocGetRootElement((xmlDoc *) nodep);
  156. } else {
  157. nodep = nodep->children;
  158. }
  159. itemnode = dom_get_elements_by_tag_name_ns_raw(nodep, (char *) objmap->ns, (char *) objmap->local, &count, index);
  160. }
  161. }
  162. }
  163. }
  164. }
  165. if (itemnode) {
  166. DOM_RET_OBJ(itemnode, &ret, objmap->baseobj);
  167. return;
  168. }
  169. }
  170. RETVAL_NULL();
  171. }
  172. /* }}} end dom_nodelist_item */
  173. #endif
  174. /*
  175. * Local variables:
  176. * tab-width: 4
  177. * c-basic-offset: 4
  178. * End:
  179. * vim600: noet sw=4 ts=4 fdm=marker
  180. * vim<600: noet sw=4 ts=4
  181. */